Home / 4,692.76-7,038.66-1,229.56

Finding the Fourth Proportional to 4,692.76, 7,038.66 and 1,229.56

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Solution

The fourth proportional to 4,692.76, 7,038.66 and 1,229.56 is: 1,844.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,692.76 : 7,038.66 = 1,229.56 : x
  2. Step 2: Convert to fraction form
    4,692.76/7,038.66 = 1,229.56/x
  3. Step 3: Cross multiply
    4,692.76x = 7,038.66 × 1,229.56
  4. Step 4: Simplify right side
    4,692.76x = 8,654,454.79
  5. Step 5: Solve for x
    x = 8,654,454.79/4,692.76
  6. Step 6: Final answer
    x = 1,844.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.